EIP
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Epoch Investment Partners’s Amphastar Pharmaceuticals AMPH Stock Holding History

Epoch Investment Partners’s Portfolio AMPH Stock Details AMPH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$17.6M Sell
898,895
-227,690
-20% -$5.57M 0.11% 186
2025
Q4 		$30.2M Sell
1,126,585
-7,401
-0.7% -$191K 0.17% 157
2025
Q3 		$30.2M Sell
1,133,986
-107,383
-9% -$2.77M 0.17% 163
2025
Q2 		$28.5M Sell
1,241,369
-19,938
-2% -$495K 0.15% 167
2025
Q1 		$36.6M Buy
1,261,307
+160,034
+15% +$5.11M 0.19% 161
2024
Q4 		$40.9M Sell
1,101,273
-89,837
-8% -$4.11M 0.2% 163
2024
Q3 		$57.8M Buy
1,191,110
+112,258
+10% +$4.93M 0.26% 148
2024
Q2 		$43.2M Buy
1,078,852
+280,390
+35% +$11.6M 0.2% 166
2024
Q1 		$35.1M Buy
798,462
+205,932
+35% +$10.6M 0.16% 190
2023
Q4 		$36.6M Buy
592,530
+460,473
+349% +$24.2M 0.17% 190
2023
Q3 		$6.07M Sell
132,057
-39
-0% -$2.13K 0.04% 285
2023
Q2 		$7.59M Buy
+132,096
New +$5.86M 0.04% 286

Other funds holding AMPH

BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
TD Asset Management
TD Asset Management Toronto, Ontario, Canada $123B AUM 34.51% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $93.4B AUM 35.1% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
BTW
Boston Trust Walden Boston, Massachusetts $12.2B AUM 12.45% 1-Year Est. Return